Mortal Kombat X is the tenth main game in the one-on-one fighting series and a sequel to the 2011 title Mortal Kombat, which was a complete reboot of the series. The plot is set about 20 years after the events of the previous game where the ending revealed that Shinnok used the void after Shao Kahn's death to attack Earthrealm with his army of Netherrealm forces.